869399840

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{41479}}^1$

素因数の和:41625

約数の個数: 48

約数和(自身を含む): 2069686080

約数和(自身を除く): 1200286240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 4192, 5240, 10480, 20960, 41479, 82958, 165916, 207395, 331832, 414790, 663664, 829580, 1327328, 1659160, 3318320, 5433749, 6636640, 10867498, 21734996, 27168745, 43469992, 54337490, 86939984, 108674980, 173879968, 217349960, 434699920, 869399840]

約数ペア:

[(1, 869399840), (2, 434699920), (4, 217349960), (5, 173879968), (8, 108674980), (10, 86939984), (16, 54337490), (20, 43469992), (32, 27168745), (40, 21734996), (80, 10867498), (131, 6636640), (160, 5433749), (262, 3318320), (524, 1659160), (655, 1327328), (1048, 829580), (1310, 663664), (2096, 414790), (2620, 331832), (4192, 207395), (5240, 165916), (10480, 82958), (20960, 41479)]